Finite Group Databasebeta

C2×D213 #11719980

order852
isoclinismisoclinic class of D213
automorphism?
homologyAbelianization (H1) = C22 · Schur multiplier (H2) = C2

Aliases

dihedralD426
direct productC2×D213
unambiguous semidirect product(C2×C3)⋊D71
unambiguous semidirect product(C2×C71)⋊D3

Splittings

Fitting, socleC2×C3×C71 ⋊ C2
derived, HallC3×C71 ⋊ C22
SylowC71 ⋊ C2×D3
SylowC3 ⋊ C2×D71

Subgroups

subgroupG/H
center, hypercenterC2D213
commutator, cosocle, hypocenterC3×C71C22
FrattiniC1G
Fitting, socleC2×C3×C71C2
LCSG ▷ C3×C71
UCSC1 ◁ C2

20 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degreeμ(G) = 76
transitive degreeμt(G) = 426

A minimal faithful permutation representation — 2 generators on 76 points:

(1,2)(3,4,5)(6,7,8,9,10,11,12,13,14,15,16,17,18,19,20,21,22,23,24,25,26,27,28,29,30,31,32,33,34,35,36,37,38,39,40,41,42,43,44,45,46,47,48,49,50,51,52,53,54,55,56,57,58,59,60,61,62,63,64,65,66,67,68,69,70,71,72,73,74,75,76);(4,5)(7,76)(8,75)(9,74)(10,73)(11,72)(12,71)(13,70)(14,69)(15,68)(16,67)(17,66)(18,65)(19,64)(20,63)(21,62)(22,61)(23,60)(24,59)(25,58)(26,57)(27,56)(28,55)(29,54)(30,53)(31,52)(32,51)(33,50)(34,49)(35,48)(36,47)(37,46)(38,45)(39,44)(40,43)(41,42)

Conjugacy classes & character table

216 conjugacy classes — view the full character table.

Relationships

maximal subgroup ofD213⋊C4, #13133688, #13133689, …
maximal normal subgroup ofD213⋊C4, #13133688, #13133689, …
maximal quotient ofDic426, C4×D213, D852, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(852, 9);